| 1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
| ///////////////////////////////////////////////////////////////////////////
// //
// Copyright (c) 2015 by Charta Software B.V. //
// All rights reserved //
// //
// Version: 1.7.0.83525 //
// Web site: https://pascal.chartasoftware.com/ //
// //
// This code and information are provided "as is" without warranty of //
// any kind. Dissemination of this information or reproduction of //
// this material is strictly forbidden unless prior written permission //
// is obtained from Charta Software B.V.. //
// //
///////////////////////////////////////////////////////////////////////////
unit Sql.Database.Logical.Branching.Table;
interface
uses
Boolean,
Sql.Builder,
Sql.Database.Logical.Branching.BranchSet.Handler,
Sql.Table.Index,
Sql.Table.Index.Column,
Sql.Table.Physical,
Text;
type
TBranchSetTable = class(TSqlPhysicalTable)
public
Id: TSqlTableColumnBuilder;
BranchID: TSqlTableColumnBuilder;
constructor Create(const TableName: TText); override;
function AliasTable(const AliasName: TText): TBranchSetTable;
end;
TSqlBranchedPhysicalTable = class(TSqlPhysicalTable)
public
constructor Create(const TableName: TText; BranchSetHandler: TBranchSetHandler = nil); reintroduce; virtual;
destructor Destroy(); override;
function SetPrimaryKey(Columns: array of TSqlTableIndexColumn): TSqlPrimaryKey; override;
function AddUniqueKey(Name: TText; Columns: array of TSqlTableIndexColumn): TSqlUniqueKey; override;
function AddNonUniqueIndex(Name: TText; Columns: array of TSqlTableIndexColumn): TSqlNonUniqueIndex; override;
function IsBranching: TBoolean; override;
end;
implementation
uses
Integer.Type_,
Language.TranslationMap.Constants.General,
SerialIdentifier.Type_,
Sql.Database.Logical.Branching.Table.Set_,
Sql.Language.TranslationMap;
{ TBanchSetTable }
function TBranchSetTable.AliasTable(const AliasName: TText): TBranchSetTable;
begin
Result := TBranchSetTable.Create(Identifier);
Result.AliasName := AliasName;
end;
constructor TBranchSetTable.Create(const TableName: TText);
begin
inherited Create(TableName);
Id := CreateColumn('ID', tmID, TSerialIdentifierType.Any);
BranchID := CreateColumn('BranchID', tmBranchID, TBoundedIntegerType._32);
SetPrimaryKey([ Id, BranchID ]);
end;
{ TSqlBranchedPhysicalTable }
function TSqlBranchedPhysicalTable.AddNonUniqueIndex(Name: TText; Columns: array of TSqlTableIndexColumn): TSqlNonUniqueIndex;
begin
Result := inherited AddNonUniqueIndex(Name, Columns);
Result.Columns.Add(BranchSet.BranchSetId);
end;
function TSqlBranchedPhysicalTable.AddUniqueKey(Name: TText; Columns: array of TSqlTableIndexColumn): TSqlUniqueKey;
begin
Result := inherited AddUniqueKey(Name, Columns);
Result.Columns.Add(BranchSet.BranchSetId);
end;
constructor TSqlBranchedPhysicalTable.Create(const TableName: TText; BranchSetHandler: TBranchSetHandler);
begin
inherited Create(TableName);
if BranchSetHandler <> nil then
AddBranching(BranchSetHandler)
else
AddBranching(BranchingTableSet.BranchSetHandler);
BranchingTableSet.BranchedTables.Add(Self);
end;
destructor TSqlBranchedPhysicalTable.Destroy();
begin
BranchingTableSet.BranchedTables.Remove(Self);
inherited Destroy();
end;
function TSqlBranchedPhysicalTable.IsBranching(): TBoolean;
begin
Result := True;
end;
function TSqlBranchedPhysicalTable.SetPrimaryKey(Columns: array of TSqlTableIndexColumn): TSqlPrimaryKey;
begin
Result := inherited SetPrimaryKey(Columns);
Result.Columns.Add(BranchSet.BranchSetId);
end;
end.
|